# Theme Options

### Deafult Thumbnail

Access your blog **Layout** > and click on the **Edit Icon** > in the **Theme Options** > **Default Thumbnail** gadget.

**Example:**

<figure><img src="https://content.gitbook.com/content/YWCQtvBnmRjgLmVjNwy9/blobs/UAOTsWqMJLgRNBoJgUPX/image.png" alt="Defaullt thumbnail" width="554"><figcaption></figcaption></figure>

{% hint style="info" %}
INFO: This image will be displayed for posts that don’t have an image or youtube video.&#x20;
{% endhint %}

### JSON Variables

Access your blog **Layout** > and click on the **Edit Icon** > in the **Theme Options** > **JSON Variables** gadget.

```json
{
    dateFormat: "{m} {d}, {y}",
    monthNames: {
        jan: "January",
        feb: "February",
        mar: "March",
        apr: "April",
        may: "May",
        jun: "June",
        jul: "July",
        aug: "August",
        sep: "September",
        oct: "October",
        nov: "November",
        dec: "December"
    }
}
```

dateFormat: default is `{m} {d}, {y}`&#x20;

monthNames: default is `January`, `February`, `March`, `April`, `May`, `June`, `July`, `August`, `September`, `October`, `November`, `December`

**Example:**

<figure><img src="https://1553903626-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FYWCQtvBnmRjgLmVjNwy9%2Fuploads%2FJsp6ltFDVW0eDe2qRPBF%2Fimage.png?alt=media&#x26;token=c3d26a84-239a-43be-b8d0-aa7dbc470b03" alt="JSON Variables" width="450"><figcaption></figcaption></figure>

{% hint style="info" %}
INFO: This functionality is only valid for `{getPosts}` Gadgets and Related Posts. Other formats are changed in the blog settings.
{% endhint %}